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| <a href="#543" id="543">543</a> |
| <a href="#544" id="544">544</a> |
| </pre></div><pre class="rust"><code><span class="comment">// Copyright (C) 2021, Cloudflare, Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| // IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| // THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
| // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| </span><span class="kw">use </span><span class="kw">crate</span>::events::EventData; |
| <span class="kw">use </span><span class="kw">crate</span>::events::EventImportance; |
| <span class="kw">use </span><span class="kw">crate</span>::events::EventType; |
| <span class="kw">use </span><span class="kw">crate</span>::events::Eventable; |
| <span class="kw">use </span><span class="kw">crate</span>::events::ExData; |
| |
| <span class="doccomment">/// A helper object specialized for streaming JSON-serialized qlog to a |
| /// [`Write`] trait. |
| /// |
| /// The object is responsible for the `Qlog` object that contains the |
| /// provided `Trace`. |
| /// |
| /// Serialization is progressively driven by method calls; once log streaming |
| /// is started, `event::Events` can be written using `add_event()`. |
| /// |
| /// [`Write`]: https://doc.rust-lang.org/std/io/trait.Write.html |
| </span><span class="kw">use super</span>::<span class="kw-2">*</span>; |
| |
| <span class="attr">#[derive(PartialEq, Eq, Debug)] |
| </span><span class="kw">pub enum </span>StreamerState { |
| Initial, |
| Ready, |
| Finished, |
| } |
| |
| <span class="kw">pub struct </span>QlogStreamer { |
| start_time: std::time::Instant, |
| writer: Box<<span class="kw">dyn </span>std::io::Write + Send + Sync>, |
| qlog: QlogSeq, |
| state: StreamerState, |
| log_level: EventImportance, |
| } |
| |
| <span class="kw">impl </span>QlogStreamer { |
| <span class="doccomment">/// Creates a [QlogStreamer] object. |
| /// |
| /// It owns a [QlogSeq] object that contains the provided [TraceSeq] |
| /// containing [Event]s. |
| /// |
| /// All serialization will be written to the provided [`Write`] using the |
| /// JSON-SEQ format. |
| /// |
| /// [`Write`]: https://doc.rust-lang.org/std/io/trait.Write.html |
| </span><span class="attr">#[allow(clippy::too_many_arguments)] |
| </span><span class="kw">pub fn </span>new( |
| qlog_version: String, title: <span class="prelude-ty">Option</span><String>, description: <span class="prelude-ty">Option</span><String>, |
| summary: <span class="prelude-ty">Option</span><String>, start_time: std::time::Instant, trace: TraceSeq, |
| log_level: EventImportance, |
| writer: Box<<span class="kw">dyn </span>std::io::Write + Send + Sync>, |
| ) -> <span class="self">Self </span>{ |
| <span class="kw">let </span>qlog = QlogSeq { |
| qlog_version, |
| qlog_format: <span class="string">"JSON-SEQ"</span>.to_string(), |
| title, |
| description, |
| summary, |
| trace, |
| }; |
| |
| QlogStreamer { |
| start_time, |
| writer, |
| qlog, |
| state: StreamerState::Initial, |
| log_level, |
| } |
| } |
| |
| <span class="doccomment">/// Starts qlog streaming serialization. |
| /// |
| /// This writes out the JSON-SEQ-serialized form of all initial qlog |
| /// information. [Event]s are separately appended using [add_event()], |
| /// [add_event_with_instant()], [add_event_now()], |
| /// [add_event_data_with_instant()], or [add_event_data_now()]. |
| /// |
| /// [add_event()]: #method.add_event |
| /// [add_event_with_instant()]: #method.add_event_with_instant |
| /// [add_event_now()]: #method.add_event_now |
| /// [add_event_data_with_instant()]: #method.add_event_data_with_instant |
| /// [add_event_data_now()]: #method.add_event_data_now |
| </span><span class="kw">pub fn </span>start_log(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">if </span><span class="self">self</span>.state != StreamerState::Initial { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::Done); |
| } |
| |
| <span class="self">self</span>.writer.as_mut().write_all(<span class="string">b""</span>)<span class="question-mark">?</span>; |
| serde_json::to_writer(<span class="self">self</span>.writer.as_mut(), <span class="kw-2">&</span><span class="self">self</span>.qlog) |
| .map_err(|<span class="kw">_</span>| Error::Done)<span class="question-mark">?</span>; |
| <span class="self">self</span>.writer.as_mut().write_all(<span class="string">b"\n"</span>)<span class="question-mark">?</span>; |
| |
| <span class="self">self</span>.state = StreamerState::Ready; |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="doccomment">/// Finishes qlog streaming serialization. |
| /// |
| /// After this is called, no more serialization will occur. |
| </span><span class="kw">pub fn </span>finish_log(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">if </span><span class="self">self</span>.state == StreamerState::Initial || |
| <span class="self">self</span>.state == StreamerState::Finished |
| { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::InvalidState); |
| } |
| |
| <span class="self">self</span>.state = StreamerState::Finished; |
| |
| <span class="self">self</span>.writer.as_mut().flush()<span class="question-mark">?</span>; |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="doccomment">/// Writes a serializable to a JSON-SEQ record using |
| /// [std::time::Instant::now()]. |
| </span><span class="kw">pub fn </span>add_event_now<E: Serialize + Eventable>( |
| <span class="kw-2">&mut </span><span class="self">self</span>, event: E, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">let </span>now = std::time::Instant::now(); |
| |
| <span class="self">self</span>.add_event_with_instant(event, now) |
| } |
| |
| <span class="doccomment">/// Writes a serializable to a JSON-SEQ record using the provided |
| /// [std::time::Instant]. |
| </span><span class="kw">pub fn </span>add_event_with_instant<E: Serialize + Eventable>( |
| <span class="kw-2">&mut </span><span class="self">self</span>, <span class="kw-2">mut </span>event: E, now: std::time::Instant, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">if </span><span class="self">self</span>.state != StreamerState::Ready { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::InvalidState); |
| } |
| |
| <span class="kw">if </span>!event.importance().is_contained_in(<span class="kw-2">&</span><span class="self">self</span>.log_level) { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::Done); |
| } |
| |
| <span class="kw">let </span>dur = <span class="kw">if </span><span class="macro">cfg!</span>(test) { |
| std::time::Duration::from_secs(<span class="number">0</span>) |
| } <span class="kw">else </span>{ |
| now.duration_since(<span class="self">self</span>.start_time) |
| }; |
| |
| <span class="kw">let </span>rel_time = dur.as_secs_f32() * <span class="number">1000.0</span>; |
| event.set_time(rel_time); |
| |
| <span class="self">self</span>.add_event(event) |
| } |
| |
| <span class="doccomment">/// Writes an [Event] based on the provided [EventData] to a JSON-SEQ record |
| /// at time [std::time::Instant::now()]. |
| </span><span class="kw">pub fn </span>add_event_data_now(<span class="kw-2">&mut </span><span class="self">self</span>, event_data: EventData) -> <span class="prelude-ty">Result</span><()> { |
| <span class="self">self</span>.add_event_data_ex_now(event_data, Default::default()) |
| } |
| |
| <span class="doccomment">/// Writes an [Event] based on the provided [EventData] and [ExData] to a |
| /// JSON-SEQ record at time [std::time::Instant::now()]. |
| </span><span class="kw">pub fn </span>add_event_data_ex_now( |
| <span class="kw-2">&mut </span><span class="self">self</span>, event_data: EventData, ex_data: ExData, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">let </span>now = std::time::Instant::now(); |
| |
| <span class="self">self</span>.add_event_data_ex_with_instant(event_data, ex_data, now) |
| } |
| |
| <span class="doccomment">/// Writes an [Event] based on the provided [EventData] and |
| /// [std::time::Instant] to a JSON-SEQ record. |
| </span><span class="kw">pub fn </span>add_event_data_with_instant( |
| <span class="kw-2">&mut </span><span class="self">self</span>, event_data: EventData, now: std::time::Instant, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="self">self</span>.add_event_data_ex_with_instant(event_data, Default::default(), now) |
| } |
| |
| <span class="doccomment">/// Writes an [Event] based on the provided [EventData], [ExData], and |
| /// [std::time::Instant] to a JSON-SEQ record. |
| </span><span class="kw">pub fn </span>add_event_data_ex_with_instant( |
| <span class="kw-2">&mut </span><span class="self">self</span>, event_data: EventData, ex_data: ExData, |
| now: std::time::Instant, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">if </span><span class="self">self</span>.state != StreamerState::Ready { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::InvalidState); |
| } |
| |
| <span class="kw">let </span>ty = EventType::from(<span class="kw-2">&</span>event_data); |
| <span class="kw">if </span>!EventImportance::from(ty).is_contained_in(<span class="kw-2">&</span><span class="self">self</span>.log_level) { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::Done); |
| } |
| |
| <span class="kw">let </span>dur = <span class="kw">if </span><span class="macro">cfg!</span>(test) { |
| std::time::Duration::from_secs(<span class="number">0</span>) |
| } <span class="kw">else </span>{ |
| now.duration_since(<span class="self">self</span>.start_time) |
| }; |
| |
| <span class="kw">let </span>rel_time = dur.as_secs_f32() * <span class="number">1000.0</span>; |
| <span class="kw">let </span>event = Event::with_time_ex(rel_time, event_data, ex_data); |
| |
| <span class="self">self</span>.add_event(event) |
| } |
| |
| <span class="doccomment">/// Writes a JSON-SEQ-serialized [Event] using the provided [Event]. |
| </span><span class="kw">pub fn </span>add_event<E: Serialize + Eventable>( |
| <span class="kw-2">&mut </span><span class="self">self</span>, event: E, |
| ) -> <span class="prelude-ty">Result</span><()> { |
| <span class="kw">if </span><span class="self">self</span>.state != StreamerState::Ready { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::InvalidState); |
| } |
| |
| <span class="kw">if </span>!event.importance().is_contained_in(<span class="kw-2">&</span><span class="self">self</span>.log_level) { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::Done); |
| } |
| |
| <span class="self">self</span>.writer.as_mut().write_all(<span class="string">b""</span>)<span class="question-mark">?</span>; |
| serde_json::to_writer(<span class="self">self</span>.writer.as_mut(), <span class="kw-2">&</span>event) |
| .map_err(|<span class="kw">_</span>| Error::Done)<span class="question-mark">?</span>; |
| <span class="self">self</span>.writer.as_mut().write_all(<span class="string">b"\n"</span>)<span class="question-mark">?</span>; |
| |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="doccomment">/// Returns the writer. |
| </span><span class="attr">#[allow(clippy::borrowed_box)] |
| </span><span class="kw">pub fn </span>writer(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>Box<<span class="kw">dyn </span>std::io::Write + Send + Sync> { |
| <span class="kw-2">&</span><span class="self">self</span>.writer |
| } |
| |
| <span class="kw">pub fn </span>start_time(<span class="kw-2">&</span><span class="self">self</span>) -> std::time::Instant { |
| <span class="self">self</span>.start_time |
| } |
| } |
| |
| <span class="kw">impl </span>Drop <span class="kw">for </span>QlogStreamer { |
| <span class="kw">fn </span>drop(<span class="kw-2">&mut </span><span class="self">self</span>) { |
| <span class="kw">let _ </span>= <span class="self">self</span>.finish_log(); |
| } |
| } |
| |
| <span class="attr">#[cfg(test)] |
| </span><span class="kw">mod </span>tests { |
| <span class="kw">use </span>std::collections::BTreeMap; |
| |
| <span class="kw">use super</span>::<span class="kw-2">*</span>; |
| <span class="kw">use </span><span class="kw">crate</span>::events::quic; |
| <span class="kw">use </span><span class="kw">crate</span>::events::quic::QuicFrame; |
| <span class="kw">use </span><span class="kw">crate</span>::events::RawInfo; |
| <span class="kw">use </span>smallvec::smallvec; |
| <span class="kw">use </span>testing::<span class="kw-2">*</span>; |
| |
| <span class="kw">use </span>serde_json::json; |
| |
| <span class="attr">#[test] |
| </span><span class="kw">fn </span>serialization_states() { |
| <span class="kw">let </span>v: Vec<u8> = Vec::new(); |
| <span class="kw">let </span>buff = std::io::Cursor::new(v); |
| <span class="kw">let </span>writer = Box::new(buff); |
| |
| <span class="kw">let </span>trace = make_trace_seq(); |
| <span class="kw">let </span>pkt_hdr = make_pkt_hdr(quic::PacketType::Handshake); |
| <span class="kw">let </span>raw = <span class="prelude-val">Some</span>(RawInfo { |
| length: <span class="prelude-val">Some</span>(<span class="number">1251</span>), |
| payload_length: <span class="prelude-val">Some</span>(<span class="number">1224</span>), |
| data: <span class="prelude-val">None</span>, |
| }); |
| |
| <span class="kw">let </span>frame1 = QuicFrame::Stream { |
| stream_id: <span class="number">40</span>, |
| offset: <span class="number">40</span>, |
| length: <span class="number">400</span>, |
| fin: <span class="prelude-val">Some</span>(<span class="bool-val">true</span>), |
| raw: <span class="prelude-val">None</span>, |
| }; |
| |
| <span class="kw">let </span>event_data1 = EventData::PacketSent(quic::PacketSent { |
| header: pkt_hdr.clone(), |
| frames: <span class="prelude-val">Some</span>(<span class="macro">smallvec!</span>[frame1]), |
| is_coalesced: <span class="prelude-val">None</span>, |
| retry_token: <span class="prelude-val">None</span>, |
| stateless_reset_token: <span class="prelude-val">None</span>, |
| supported_versions: <span class="prelude-val">None</span>, |
| raw: raw.clone(), |
| datagram_id: <span class="prelude-val">None</span>, |
| send_at_time: <span class="prelude-val">None</span>, |
| trigger: <span class="prelude-val">None</span>, |
| }); |
| |
| <span class="kw">let </span>ev1 = Event::with_time(<span class="number">0.0</span>, event_data1); |
| |
| <span class="kw">let </span>frame2 = QuicFrame::Stream { |
| stream_id: <span class="number">0</span>, |
| offset: <span class="number">0</span>, |
| length: <span class="number">100</span>, |
| fin: <span class="prelude-val">Some</span>(<span class="bool-val">true</span>), |
| raw: <span class="prelude-val">None</span>, |
| }; |
| |
| <span class="kw">let </span>frame3 = QuicFrame::Stream { |
| stream_id: <span class="number">0</span>, |
| offset: <span class="number">0</span>, |
| length: <span class="number">100</span>, |
| fin: <span class="prelude-val">Some</span>(<span class="bool-val">true</span>), |
| raw: <span class="prelude-val">None</span>, |
| }; |
| |
| <span class="kw">let </span>event_data2 = EventData::PacketSent(quic::PacketSent { |
| header: pkt_hdr.clone(), |
| frames: <span class="prelude-val">Some</span>(<span class="macro">smallvec!</span>[frame2]), |
| is_coalesced: <span class="prelude-val">None</span>, |
| retry_token: <span class="prelude-val">None</span>, |
| stateless_reset_token: <span class="prelude-val">None</span>, |
| supported_versions: <span class="prelude-val">None</span>, |
| raw: raw.clone(), |
| datagram_id: <span class="prelude-val">None</span>, |
| send_at_time: <span class="prelude-val">None</span>, |
| trigger: <span class="prelude-val">None</span>, |
| }); |
| |
| <span class="kw">let </span>ev2 = Event::with_time(<span class="number">0.0</span>, event_data2); |
| |
| <span class="kw">let </span>event_data3 = EventData::PacketSent(quic::PacketSent { |
| header: pkt_hdr, |
| frames: <span class="prelude-val">Some</span>(<span class="macro">smallvec!</span>[frame3]), |
| is_coalesced: <span class="prelude-val">None</span>, |
| retry_token: <span class="prelude-val">None</span>, |
| stateless_reset_token: <span class="prelude-val">Some</span>(<span class="string">"reset_token"</span>.to_string()), |
| supported_versions: <span class="prelude-val">None</span>, |
| raw, |
| datagram_id: <span class="prelude-val">None</span>, |
| send_at_time: <span class="prelude-val">None</span>, |
| trigger: <span class="prelude-val">None</span>, |
| }); |
| |
| <span class="kw">let </span>ev3 = Event::with_time(<span class="number">0.0</span>, event_data3); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>s = streamer::QlogStreamer::new( |
| <span class="string">"version"</span>.to_string(), |
| <span class="prelude-val">Some</span>(<span class="string">"title"</span>.to_string()), |
| <span class="prelude-val">Some</span>(<span class="string">"description"</span>.to_string()), |
| <span class="prelude-val">None</span>, |
| std::time::Instant::now(), |
| trace, |
| EventImportance::Base, |
| writer, |
| ); |
| |
| <span class="comment">// Before the log is started all other operations should fail. |
| </span><span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev2.clone()), <span class="prelude-val">Err</span>(Error::InvalidState))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.finish_log(), <span class="prelude-val">Err</span>(Error::InvalidState))); |
| |
| <span class="comment">// Start log and add a simple event. |
| </span><span class="macro">assert!</span>(<span class="macro">matches!</span>(s.start_log(), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev1), <span class="prelude-val">Ok</span>(()))); |
| |
| <span class="comment">// Add some more events. |
| </span><span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev2), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev3.clone()), <span class="prelude-val">Ok</span>(()))); |
| |
| <span class="comment">// Adding an event with an external time should work too. |
| // For tests, it will resolve to 0 but we care about proving the API |
| // here, not timing specifics. |
| </span><span class="kw">let </span>now = std::time::Instant::now(); |
| |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event_with_instant(ev3, now), <span class="prelude-val">Ok</span>(()))); |
| |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.finish_log(), <span class="prelude-val">Ok</span>(()))); |
| |
| <span class="kw">let </span>r = s.writer(); |
| <span class="attr">#[allow(clippy::borrowed_box)] |
| </span><span class="kw">let </span>w: <span class="kw-2">&</span>Box<std::io::Cursor<Vec<u8>>> = <span class="kw">unsafe </span>{ std::mem::transmute(r) }; |
| |
| <span class="kw">let </span>log_string = <span class="string">r#"{"qlog_version":"version","qlog_format":"JSON-SEQ","title":"title","description":"description","trace":{"vantage_point":{"type":"server"},"title":"Quiche qlog trace","description":"Quiche qlog trace description","configuration":{"time_offset":0.0}}} |
| {"time":0.0,"name":"transport:packet_sent","data":{"header":{"packet_type":"handshake","packet_number":0,"version":"1","scil":8,"dcil":8,"scid":"7e37e4dcc6682da8","dcid":"36ce104eee50101c"},"raw":{"length":1251,"payload_length":1224},"frames":[{"frame_type":"stream","stream_id":40,"offset":40,"length":400,"fin":true}]}} |
| {"time":0.0,"name":"transport:packet_sent","data":{"header":{"packet_type":"handshake","packet_number":0,"version":"1","scil":8,"dcil":8,"scid":"7e37e4dcc6682da8","dcid":"36ce104eee50101c"},"raw":{"length":1251,"payload_length":1224},"frames":[{"frame_type":"stream","stream_id":0,"offset":0,"length":100,"fin":true}]}} |
| {"time":0.0,"name":"transport:packet_sent","data":{"header":{"packet_type":"handshake","packet_number":0,"version":"1","scil":8,"dcil":8,"scid":"7e37e4dcc6682da8","dcid":"36ce104eee50101c"},"stateless_reset_token":"reset_token","raw":{"length":1251,"payload_length":1224},"frames":[{"frame_type":"stream","stream_id":0,"offset":0,"length":100,"fin":true}]}} |
| {"time":0.0,"name":"transport:packet_sent","data":{"header":{"packet_type":"handshake","packet_number":0,"version":"1","scil":8,"dcil":8,"scid":"7e37e4dcc6682da8","dcid":"36ce104eee50101c"},"stateless_reset_token":"reset_token","raw":{"length":1251,"payload_length":1224},"frames":[{"frame_type":"stream","stream_id":0,"offset":0,"length":100,"fin":true}]}} |
| "#</span>; |
| |
| <span class="kw">let </span>written_string = std::str::from_utf8(w.as_ref().get_ref()).unwrap(); |
| |
| <span class="macro">assert_eq!</span>(log_string, written_string); |
| } |
| |
| <span class="attr">#[test] |
| </span><span class="kw">fn </span>stream_json_event() { |
| <span class="kw">let </span>data = <span class="macro">json!</span>({<span class="string">"foo"</span>: <span class="string">"Bar"</span>, <span class="string">"hello"</span>: <span class="number">123</span>}); |
| <span class="kw">let </span>ev = events::JsonEvent { |
| time: <span class="number">0.0</span>, |
| importance: events::EventImportance::Core, |
| name: <span class="string">"jsonevent:sample"</span>.into(), |
| data, |
| }; |
| |
| <span class="kw">let </span>v: Vec<u8> = Vec::new(); |
| <span class="kw">let </span>buff = std::io::Cursor::new(v); |
| <span class="kw">let </span>writer = Box::new(buff); |
| |
| <span class="kw">let </span>trace = make_trace_seq(); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>s = streamer::QlogStreamer::new( |
| <span class="string">"version"</span>.to_string(), |
| <span class="prelude-val">Some</span>(<span class="string">"title"</span>.to_string()), |
| <span class="prelude-val">Some</span>(<span class="string">"description"</span>.to_string()), |
| <span class="prelude-val">None</span>, |
| std::time::Instant::now(), |
| trace, |
| EventImportance::Base, |
| writer, |
| ); |
| |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.start_log(), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.finish_log(), <span class="prelude-val">Ok</span>(()))); |
| |
| <span class="kw">let </span>r = s.writer(); |
| <span class="attr">#[allow(clippy::borrowed_box)] |
| </span><span class="kw">let </span>w: <span class="kw-2">&</span>Box<std::io::Cursor<Vec<u8>>> = <span class="kw">unsafe </span>{ std::mem::transmute(r) }; |
| |
| <span class="kw">let </span>log_string = <span class="string">r#"{"qlog_version":"version","qlog_format":"JSON-SEQ","title":"title","description":"description","trace":{"vantage_point":{"type":"server"},"title":"Quiche qlog trace","description":"Quiche qlog trace description","configuration":{"time_offset":0.0}}} |
| {"time":0.0,"name":"jsonevent:sample","data":{"foo":"Bar","hello":123}} |
| "#</span>; |
| |
| <span class="kw">let </span>written_string = std::str::from_utf8(w.as_ref().get_ref()).unwrap(); |
| |
| <span class="macro">assert_eq!</span>(log_string, written_string); |
| } |
| |
| <span class="attr">#[test] |
| </span><span class="kw">fn </span>stream_data_ex() { |
| <span class="kw">let </span>v: Vec<u8> = Vec::new(); |
| <span class="kw">let </span>buff = std::io::Cursor::new(v); |
| <span class="kw">let </span>writer = Box::new(buff); |
| |
| <span class="kw">let </span>trace = make_trace_seq(); |
| <span class="kw">let </span>pkt_hdr = make_pkt_hdr(quic::PacketType::Handshake); |
| <span class="kw">let </span>raw = <span class="prelude-val">Some</span>(RawInfo { |
| length: <span class="prelude-val">Some</span>(<span class="number">1251</span>), |
| payload_length: <span class="prelude-val">Some</span>(<span class="number">1224</span>), |
| data: <span class="prelude-val">None</span>, |
| }); |
| |
| <span class="kw">let </span>frame1 = QuicFrame::Stream { |
| stream_id: <span class="number">40</span>, |
| offset: <span class="number">40</span>, |
| length: <span class="number">400</span>, |
| fin: <span class="prelude-val">Some</span>(<span class="bool-val">true</span>), |
| raw: <span class="prelude-val">None</span>, |
| }; |
| |
| <span class="kw">let </span>event_data1 = EventData::PacketSent(quic::PacketSent { |
| header: pkt_hdr.clone(), |
| frames: <span class="prelude-val">Some</span>(<span class="macro">smallvec!</span>[frame1]), |
| is_coalesced: <span class="prelude-val">None</span>, |
| retry_token: <span class="prelude-val">None</span>, |
| stateless_reset_token: <span class="prelude-val">None</span>, |
| supported_versions: <span class="prelude-val">None</span>, |
| raw: raw.clone(), |
| datagram_id: <span class="prelude-val">None</span>, |
| send_at_time: <span class="prelude-val">None</span>, |
| trigger: <span class="prelude-val">None</span>, |
| }); |
| <span class="kw">let </span>j1 = <span class="macro">json!</span>({<span class="string">"foo"</span>: <span class="string">"Bar"</span>, <span class="string">"hello"</span>: <span class="number">123</span>}); |
| <span class="kw">let </span>j2 = <span class="macro">json!</span>({<span class="string">"baz"</span>: [<span class="number">1</span>,<span class="number">2</span>,<span class="number">3</span>,<span class="number">4</span>]}); |
| <span class="kw">let </span><span class="kw-2">mut </span>ex_data = BTreeMap::new(); |
| ex_data.insert(<span class="string">"first"</span>.to_string(), j1); |
| ex_data.insert(<span class="string">"second"</span>.to_string(), j2); |
| |
| <span class="kw">let </span>ev1 = Event::with_time_ex(<span class="number">0.0</span>, event_data1, ex_data); |
| |
| <span class="kw">let </span>frame2 = QuicFrame::Stream { |
| stream_id: <span class="number">1</span>, |
| offset: <span class="number">0</span>, |
| length: <span class="number">100</span>, |
| fin: <span class="prelude-val">Some</span>(<span class="bool-val">true</span>), |
| raw: <span class="prelude-val">None</span>, |
| }; |
| |
| <span class="kw">let </span>event_data2 = EventData::PacketSent(quic::PacketSent { |
| header: pkt_hdr.clone(), |
| frames: <span class="prelude-val">Some</span>(<span class="macro">smallvec!</span>[frame2]), |
| is_coalesced: <span class="prelude-val">None</span>, |
| retry_token: <span class="prelude-val">None</span>, |
| stateless_reset_token: <span class="prelude-val">None</span>, |
| supported_versions: <span class="prelude-val">None</span>, |
| raw: raw.clone(), |
| datagram_id: <span class="prelude-val">None</span>, |
| send_at_time: <span class="prelude-val">None</span>, |
| trigger: <span class="prelude-val">None</span>, |
| }); |
| |
| <span class="kw">let </span>ev2 = Event::with_time(<span class="number">0.0</span>, event_data2); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>s = streamer::QlogStreamer::new( |
| <span class="string">"version"</span>.to_string(), |
| <span class="prelude-val">Some</span>(<span class="string">"title"</span>.to_string()), |
| <span class="prelude-val">Some</span>(<span class="string">"description"</span>.to_string()), |
| <span class="prelude-val">None</span>, |
| std::time::Instant::now(), |
| trace, |
| EventImportance::Base, |
| writer, |
| ); |
| |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.start_log(), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev1), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.add_event(ev2), <span class="prelude-val">Ok</span>(()))); |
| <span class="macro">assert!</span>(<span class="macro">matches!</span>(s.finish_log(), <span class="prelude-val">Ok</span>(()))); |
| |
| <span class="kw">let </span>r = s.writer(); |
| <span class="attr">#[allow(clippy::borrowed_box)] |
| </span><span class="kw">let </span>w: <span class="kw-2">&</span>Box<std::io::Cursor<Vec<u8>>> = <span class="kw">unsafe </span>{ std::mem::transmute(r) }; |
| |
| <span class="kw">let </span>log_string = <span class="string">r#"{"qlog_version":"version","qlog_format":"JSON-SEQ","title":"title","description":"description","trace":{"vantage_point":{"type":"server"},"title":"Quiche qlog trace","description":"Quiche qlog trace description","configuration":{"time_offset":0.0}}} |
| {"time":0.0,"name":"transport:packet_sent","data":{"header":{"packet_type":"handshake","packet_number":0,"version":"1","scil":8,"dcil":8,"scid":"7e37e4dcc6682da8","dcid":"36ce104eee50101c"},"raw":{"length":1251,"payload_length":1224},"frames":[{"frame_type":"stream","stream_id":40,"offset":40,"length":400,"fin":true}]},"first":{"foo":"Bar","hello":123},"second":{"baz":[1,2,3,4]}} |
| {"time":0.0,"name":"transport:packet_sent","data":{"header":{"packet_type":"handshake","packet_number":0,"version":"1","scil":8,"dcil":8,"scid":"7e37e4dcc6682da8","dcid":"36ce104eee50101c"},"raw":{"length":1251,"payload_length":1224},"frames":[{"frame_type":"stream","stream_id":1,"offset":0,"length":100,"fin":true}]}} |
| "#</span>; |
| |
| <span class="kw">let </span>written_string = std::str::from_utf8(w.as_ref().get_ref()).unwrap(); |
| |
| <span class="macro">assert_eq!</span>(log_string, written_string); |
| } |
| } |
| </code></pre></div></section></main></body></html> |